US5175136A - Monolithic catalysts for conversion of sulfur dioxide to sulfur trioxide - Google Patents

Monolithic catalysts for conversion of sulfur dioxide to sulfur trioxide Download PDF

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Publication number
US5175136A
US5175136A US07/615,307 US61530790A US5175136A US 5175136 A US5175136 A US 5175136A US 61530790 A US61530790 A US 61530790A US 5175136 A US5175136 A US 5175136A
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US
United States
Prior art keywords
catalyst
set forth
silica
promoter
monolithic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
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US07/615,307
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English (en)
Inventor
Timothy R. Felthouse
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wang Laboratories Inc
MECS Inc
Original Assignee
Monsanto Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Assigned to MONSANTO COMPANY reassignment MONSANTO COMPANY ASSIGNMENT OF ASSIGNORS INTEREST. Assignors: FELTHOUSE, TIMOTHY R., VAVERE, ATIS
Priority to US07/615,307 priority Critical patent/US5175136A/en
Application filed by Monsanto Co filed Critical Monsanto Co
Assigned to WANG LABORATORIES, INC., A CORP. OF MA reassignment WANG LABORATORIES, INC., A CORP. OF MA ASSIGNMENT OF ASSIGNORS INTEREST. Assignors: SOULARD, ROGER R., WHITCOMB, EUGENE R.
Priority to CA002043539A priority patent/CA2043539C/en
Priority to JP51259691A priority patent/JP3502878B2/ja
Priority to DE19914191172 priority patent/DE4191172T/de
Priority to GB9410843A priority patent/GB2277887B/en
Priority to PCT/US1991/003647 priority patent/WO1991018832A1/en
Priority to US07/915,129 priority patent/US5264200A/en
Priority to GB9225043A priority patent/GB2263650B/en
Publication of US5175136A publication Critical patent/US5175136A/en
Application granted granted Critical
Assigned to MONSANTO ENVIRO-CHEM SYSTEMS, INC. reassignment MONSANTO ENVIRO-CHEM SYSTEMS, INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: PHARMACIA CORPORATION
Assigned to PHARMACIA CORPORATION reassignment PHARMACIA CORPORATION CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). Assignors: MONSANTO COMPANY
Assigned to MERRILL LYNCH CAPITAL, A DIVISION OF MERRILL LYNCH BUSINESS FINANCIAL SERVICES INC., AS ADMINISTRATIVE AGENT reassignment MERRILL LYNCH CAPITAL, A DIVISION OF MERRILL LYNCH BUSINESS FINANCIAL SERVICES INC., AS ADMINISTRATIVE AGENT SECURITY AGREEMENT Assignors: MONSANTO ENVIRO-CHEM SYSTEMS, INC.
Assigned to MONSANTO ENVIRO-CHEM SYSTEMS, INC. reassignment MONSANTO ENVIRO-CHEM SYSTEMS, INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: MONSANTO COMPANY
Assigned to MECS, INC. reassignment MECS, INC. CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). Assignors: MONSANTO ENVIRO-CHEM SYSTEMS, INC.
Assigned to GENERAL ELECTRIC CAPITAL CORPORATION, AS AGENT reassignment GENERAL ELECTRIC CAPITAL CORPORATION, AS AGENT SECURITY AGREEMENT Assignors: MECS, INC.
Assigned to MECS, INC. reassignment MECS, INC. RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS). Assignors: MERRILL LYNCH CAPITAL, A DIVISION OF MERRILL LYNCH BUSINESS FINANCIAL SERVICES, INC.
Anticipated expiration legal-status Critical
Assigned to MECS, INC. reassignment MECS, INC. RELEASE OF PATENT SECURITY AGREEMENT Assignors: GENERAL ELECTRIC CAPITAL CORPORATION, AS AGENT
Expired - Lifetime legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • B01J23/42—Platinum
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/69—Sulfur trioxide; Sulfuric acid
    • C01B17/74—Preparation
    • C01B17/76—Preparation by contact processes
    • C01B17/78—Preparation by contact processes characterised by the catalyst used
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/584—Recycling of catalysts
US07/615,307 1990-05-31 1990-11-19 Monolithic catalysts for conversion of sulfur dioxide to sulfur trioxide Expired - Lifetime US5175136A (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
US07/615,307 US5175136A (en) 1990-05-31 1990-11-19 Monolithic catalysts for conversion of sulfur dioxide to sulfur trioxide
CA002043539A CA2043539C (en) 1990-05-31 1991-05-30 Monolithic catalysts for conversion of sulfur dioxide to sulfur trioxide
JP51259691A JP3502878B2 (ja) 1990-05-31 1991-05-30 二酸化硫黄を三酸化硫黄に転化するためのモノリシック触媒
DE19914191172 DE4191172T (de) 1990-05-31 1991-05-30
GB9410843A GB2277887B (en) 1990-05-31 1991-05-30 Monolithic catalysts for conversion of sulfur dioxide to sulfur trioxide
PCT/US1991/003647 WO1991018832A1 (en) 1990-05-31 1991-05-30 Monolithic catalysts for conversion of sulfur dioxide to sulfur trioxide
US07/915,129 US5264200A (en) 1990-05-31 1992-07-14 Monolithic catalysts for conversion of sulfur dioxide to sulfur trioxide
GB9225043A GB2263650B (en) 1990-05-31 1992-11-30 Monolithic catalysts for conversion of sulfur dioxide to sulfur trioxide

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US53100390A 1990-05-31 1990-05-31
US07/615,307 US5175136A (en) 1990-05-31 1990-11-19 Monolithic catalysts for conversion of sulfur dioxide to sulfur trioxide

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
US53100390A Continuation-In-Part 1990-05-31 1990-05-31

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US07/915,129 Division US5264200A (en) 1990-05-31 1992-07-14 Monolithic catalysts for conversion of sulfur dioxide to sulfur trioxide

Publications (1)

Publication Number Publication Date
US5175136A true US5175136A (en) 1992-12-29

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ID=27063433

Family Applications (1)

Application Number Title Priority Date Filing Date
US07/615,307 Expired - Lifetime US5175136A (en) 1990-05-31 1990-11-19 Monolithic catalysts for conversion of sulfur dioxide to sulfur trioxide

Country Status (6)

Country Link
US (1) US5175136A (de)
JP (1) JP3502878B2 (de)
CA (1) CA2043539C (de)
DE (1) DE4191172T (de)
GB (1) GB2263650B (de)
WO (1) WO1991018832A1 (de)

Cited By (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5356597A (en) * 1992-04-07 1994-10-18 Wilhelm Environmental Technologies, Inc. In-duct flue gas conditioning system
USH1447H (en) * 1992-11-20 1995-06-06 E. I. Du Pont De Nemours And Company Coated silica shells
US5512094A (en) * 1992-11-20 1996-04-30 E. I. Du Pont De Nemours And Company Metal oxide coated silica shells
WO1997005057A1 (en) * 1995-07-27 1997-02-13 Catalytica, Inc. Catalyst support for high temperature applications and catalysts and catalytic processes employing same
US20020130434A1 (en) * 2000-12-04 2002-09-19 Rigali Mark J. Compositions and methods for preparing multiple-component composite materials
US6495489B1 (en) * 1999-07-29 2002-12-17 Sumitomo Chemical Company, Limited Acid resistant catalyst sheet and process for producing same
US20040086637A1 (en) * 2002-11-05 2004-05-06 Envichem Co., Ltd. & Pohang University Of Science & Technology Method of coating catalyst carrier layer of metal-metal oxide, method of depositing active catalyst particles onto metal substrates for preparing metal monolith catalyst modules, and module thereby
EP1524024A1 (de) * 2003-10-15 2005-04-20 Haldor Topsoe A/S Katalysator-Träger, daraus hergestellter Katalysator und Prozess für die Reinigung von Abgasen
US6942846B1 (en) * 1999-03-31 2005-09-13 Framatome Anp Gmbh Recombination device and method for catalytically recombining hydrogen and/or carbon monoxide with oxygen in a gaseous mixture
US6956006B1 (en) 1998-02-24 2005-10-18 Rotem Amfert Negev Ltd. Modified titanium dioxide and a method for its preparation
US20060094595A1 (en) * 2004-10-28 2006-05-04 Labarge William J Drying method for exhaust gas catalyst
US20060183636A1 (en) * 2001-08-09 2006-08-17 Umicore Ag & Co. Kg Catalyst featuring silicone dioxide based support material for the purification of exhaust gases
US20070059228A1 (en) * 2005-09-14 2007-03-15 Hamilton Sundstrand Selective catalytic oxidation of ammonia to water and nitrogen
US20080187477A1 (en) * 2007-02-06 2008-08-07 Mitsubishi Heavy Industries, Ltd. Catalyst for treating exhaust gases, method for producing the same, and method for treating exhaust gases
US20080226540A1 (en) * 2005-09-23 2008-09-18 Mecs, Inc. Ruthenium Oxide Catalysts for Conversion of Sulfur Dioxide to Sulfur Trioxide
US20090044521A1 (en) * 2004-10-15 2009-02-19 Johnson Matthey Japan Inc. Catalyst for treating exhaust gas and device for treating exhaust gas using the same
US20090173065A1 (en) * 2006-04-03 2009-07-09 Johnson Matthey Japan Incorporated Exhaust gas catalyst and exhaust gas processing apparatus using same
US20100022796A1 (en) * 2006-12-13 2010-01-28 Wacker Chemie Ag Method for producing catalysts and their use for the gas phase oxidation of olefins
US20100217052A1 (en) * 2007-05-31 2010-08-26 Sud-Chemie Ag Catalyst For The Selective Hydrogenation Of Acetylenic Hydrocarbons And Method For Producing Said Catalyst
US20100273644A1 (en) * 2007-05-31 2010-10-28 Sud-Chemie Ag DOPED Pd/Au SHELL CATALYST, METHOD FOR PRODUCING THE SAME AND USE THEREOF
US20110166010A1 (en) * 2007-05-31 2011-07-07 Sud-Chemie Ag PD/AU SHELL CATALYST CONTAINING Hf02, PROCESSES FOR THE PREPARATION AND USE THEREOF
US7987613B2 (en) * 2004-10-12 2011-08-02 Great River Energy Control system for particulate material drying apparatus and process
CN101929971B (zh) * 2009-12-04 2012-07-18 北京化工大学 一种硫酸生产用钒催化剂活性评价的方法
US8927452B2 (en) 2007-05-31 2015-01-06 Sud-Chemie Ag Method for producing a shell catalyst and corresponding shell catalyst
WO2015191212A1 (en) 2014-06-09 2015-12-17 Chemetics Inc. Single contact, single absorption system for producing sulfuric acid with high conversion efficiency
US9617187B2 (en) 2008-11-30 2017-04-11 Sud-Chemie Ag Catalyst support, process for its preparation and use
US10150099B2 (en) 2007-05-31 2018-12-11 Alfred Hagemeyer Zirconium oxide-doped catalyst support, method for producing the same and catalyst containing a zirconium oxide-doped catalyst support

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI90502C (fi) * 1992-03-19 1994-02-25 Kemira Oy Platinaa säästävä katalyytti ja menetelmä sen valmistamiseksi
AU4278793A (en) * 1992-04-07 1993-11-08 Wilhelm Environmental Technologies, Inc. Flue gas conditioning system
GB9415334D0 (en) 1994-07-29 1994-09-21 Johnson Matthey Plc Catalyst
DE102009036289A1 (de) * 2009-08-06 2011-02-10 Uhde Gmbh Verfahren und Anlage zur Schwefelsäureherstellung

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2200522A (en) * 1939-03-07 1940-05-14 American Platinum Works Catalyzer and method of preparing it
US3448061A (en) * 1965-11-11 1969-06-03 Hoechst Ag Process for the manufacture of catalysts supported on carriers of large dimensions
US4240933A (en) * 1979-02-26 1980-12-23 E. I. Du Pont De Nemours And Company Pd/SiO2 Hydrogenation catalyst suitable for H2 O2 manufacture
US4335023A (en) * 1980-01-24 1982-06-15 Engelhard Corporation Monolithic catalyst member and support therefor
US4539309A (en) * 1983-06-25 1985-09-03 Basf Aktiengesellschaft Preparation of a catalyst for the oxidation of sulfur dioxide to sulfur trioxide
US4680281A (en) * 1984-01-19 1987-07-14 Metallgesellschaft Aktiengesellschaft Process of producing a V2 O5 -and-alkali-metal-sulfate-containing catalyst for oxidizing SO2 to SO3
JPH0193836A (ja) * 1987-10-05 1989-04-12 Hitachi Ltd シミュレーション方式
US4904633A (en) * 1986-12-18 1990-02-27 Nippon Shokubai Kagaku Kogyo Co., Ltd. Catalyst for purifying exhaust gas and method for production thereof

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1401002A (en) * 1971-06-16 1975-07-16 Johnson Matthey Co Ltd Platinumrhodium supported catalysts
GB1590451A (en) * 1977-02-04 1981-06-03 Johnson Matthey Co Ltd Catalysts containing platinum group metals
US4350670A (en) * 1979-08-20 1982-09-21 Hitachi, Ltd. Process for treating flue gas

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2200522A (en) * 1939-03-07 1940-05-14 American Platinum Works Catalyzer and method of preparing it
US3448061A (en) * 1965-11-11 1969-06-03 Hoechst Ag Process for the manufacture of catalysts supported on carriers of large dimensions
US4240933A (en) * 1979-02-26 1980-12-23 E. I. Du Pont De Nemours And Company Pd/SiO2 Hydrogenation catalyst suitable for H2 O2 manufacture
US4335023A (en) * 1980-01-24 1982-06-15 Engelhard Corporation Monolithic catalyst member and support therefor
US4539309A (en) * 1983-06-25 1985-09-03 Basf Aktiengesellschaft Preparation of a catalyst for the oxidation of sulfur dioxide to sulfur trioxide
US4680281A (en) * 1984-01-19 1987-07-14 Metallgesellschaft Aktiengesellschaft Process of producing a V2 O5 -and-alkali-metal-sulfate-containing catalyst for oxidizing SO2 to SO3
US4904633A (en) * 1986-12-18 1990-02-27 Nippon Shokubai Kagaku Kogyo Co., Ltd. Catalyst for purifying exhaust gas and method for production thereof
JPH0193836A (ja) * 1987-10-05 1989-04-12 Hitachi Ltd シミュレーション方式

Cited By (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5356597A (en) * 1992-04-07 1994-10-18 Wilhelm Environmental Technologies, Inc. In-duct flue gas conditioning system
USH1447H (en) * 1992-11-20 1995-06-06 E. I. Du Pont De Nemours And Company Coated silica shells
US5512094A (en) * 1992-11-20 1996-04-30 E. I. Du Pont De Nemours And Company Metal oxide coated silica shells
WO1997005057A1 (en) * 1995-07-27 1997-02-13 Catalytica, Inc. Catalyst support for high temperature applications and catalysts and catalytic processes employing same
US6956006B1 (en) 1998-02-24 2005-10-18 Rotem Amfert Negev Ltd. Modified titanium dioxide and a method for its preparation
US6942846B1 (en) * 1999-03-31 2005-09-13 Framatome Anp Gmbh Recombination device and method for catalytically recombining hydrogen and/or carbon monoxide with oxygen in a gaseous mixture
US6495489B1 (en) * 1999-07-29 2002-12-17 Sumitomo Chemical Company, Limited Acid resistant catalyst sheet and process for producing same
US20020130434A1 (en) * 2000-12-04 2002-09-19 Rigali Mark J. Compositions and methods for preparing multiple-component composite materials
US6803003B2 (en) * 2000-12-04 2004-10-12 Advanced Ceramics Research, Inc. Compositions and methods for preparing multiple-component composite materials
US7563744B2 (en) * 2001-08-09 2009-07-21 Umicore Ag & Co. Kg Catalyst featuring silicone dioxide based support material for the purification of exhaust gases
US20060183636A1 (en) * 2001-08-09 2006-08-17 Umicore Ag & Co. Kg Catalyst featuring silicone dioxide based support material for the purification of exhaust gases
US20040086637A1 (en) * 2002-11-05 2004-05-06 Envichem Co., Ltd. & Pohang University Of Science & Technology Method of coating catalyst carrier layer of metal-metal oxide, method of depositing active catalyst particles onto metal substrates for preparing metal monolith catalyst modules, and module thereby
US7166323B2 (en) * 2002-11-05 2007-01-23 Pohang University Of Science & Technology Method of coating catalyst carrier layer of metal-metal oxide, method of depositing active catalyst particles onto metal substrates for preparing metal monolith catalyst modules, and module thereby
US7431904B2 (en) 2003-10-15 2008-10-07 Haldor Topsoe A/S Catalyst support material, catalysts prepared therefrom and process for the treatment of a flue gas
US20050085383A1 (en) * 2003-10-15 2005-04-21 Haldor Topsoe A/S Catalyst support material, catalysts prepared therefrom and process for the treatment of a flue gas
EP1524024A1 (de) * 2003-10-15 2005-04-20 Haldor Topsoe A/S Katalysator-Träger, daraus hergestellter Katalysator und Prozess für die Reinigung von Abgasen
US7987613B2 (en) * 2004-10-12 2011-08-02 Great River Energy Control system for particulate material drying apparatus and process
US8153549B2 (en) * 2004-10-15 2012-04-10 Johnson Matthey Public Limited Company Catalyst for treating exhaust gas and device for treating exhaust gas using the same
US20090044521A1 (en) * 2004-10-15 2009-02-19 Johnson Matthey Japan Inc. Catalyst for treating exhaust gas and device for treating exhaust gas using the same
US20060094595A1 (en) * 2004-10-28 2006-05-04 Labarge William J Drying method for exhaust gas catalyst
US7601671B2 (en) * 2004-10-28 2009-10-13 Umicore Ag & Co. Kg Drying method for exhaust gas catalyst
US7943547B2 (en) * 2005-09-14 2011-05-17 Hamilton Sundstrand Space Systems International, Inc. Selective catalytic oxidation of ammonia to water and nitrogen
US8007735B2 (en) 2005-09-14 2011-08-30 Hamilton Sundstrand Space Systems International, Inc. Selective catalytic oxidation of ammonia to water and nitrogen
US8192707B2 (en) 2005-09-14 2012-06-05 Hamilton Sundstrand Space Systems International, Inc. Selective catalytic oxidation of ammonia to water and nitrogen
US20070059228A1 (en) * 2005-09-14 2007-03-15 Hamilton Sundstrand Selective catalytic oxidation of ammonia to water and nitrogen
US20110158875A1 (en) * 2005-09-14 2011-06-30 Nalette Timothy A Selective catalytic oxidation of ammonia to water and nitrogen
US20110142728A1 (en) * 2005-09-14 2011-06-16 Nalette Timothy A Selective catalytic oxidation of ammonia to water and nitrogen
US7740827B2 (en) 2005-09-23 2010-06-22 Mecs, Inc. Ruthenium oxide catalysts for conversion of sulfur dioxide to sulfur trioxide
US20080226540A1 (en) * 2005-09-23 2008-09-18 Mecs, Inc. Ruthenium Oxide Catalysts for Conversion of Sulfur Dioxide to Sulfur Trioxide
US8999252B2 (en) 2006-04-03 2015-04-07 Johnson Matthey Japan Incorporated Exhaust gas catalyst and exhaust gas processing apparatus using same
US20090173065A1 (en) * 2006-04-03 2009-07-09 Johnson Matthey Japan Incorporated Exhaust gas catalyst and exhaust gas processing apparatus using same
US20100022796A1 (en) * 2006-12-13 2010-01-28 Wacker Chemie Ag Method for producing catalysts and their use for the gas phase oxidation of olefins
US8410014B2 (en) * 2006-12-13 2013-04-02 Wacker Chemie Ag Method for producing catalysts and their use for the gas phase oxidation of olefins
US8258075B2 (en) * 2007-02-06 2012-09-04 Mitsubishi Heavy Industries, Ltd. Catalyst for treating exhaust gases, method for producing the same, and method for treating exhaust gases
US8501133B2 (en) 2007-02-06 2013-08-06 Mitsubishi Heavy Industries, Ltd. Catalyst for treating exhaust gases, method for producing the same, and method for treating exhaust gases
US20080187477A1 (en) * 2007-02-06 2008-08-07 Mitsubishi Heavy Industries, Ltd. Catalyst for treating exhaust gases, method for producing the same, and method for treating exhaust gases
US8466082B2 (en) * 2007-05-31 2013-06-18 Sued-Chemie Ip Gmbh & Co. Kg PD/AU shell catalyst containing HFO2, processes for the preparation and use thereof
US20100273644A1 (en) * 2007-05-31 2010-10-28 Sud-Chemie Ag DOPED Pd/Au SHELL CATALYST, METHOD FOR PRODUCING THE SAME AND USE THEREOF
US20110166010A1 (en) * 2007-05-31 2011-07-07 Sud-Chemie Ag PD/AU SHELL CATALYST CONTAINING Hf02, PROCESSES FOR THE PREPARATION AND USE THEREOF
US8586780B2 (en) * 2007-05-31 2013-11-19 Sued-Chemie Ip Gmbh & Co. Kg Doped Pd/Au shell catalyst, method for producing the same and use thereof
US8927452B2 (en) 2007-05-31 2015-01-06 Sud-Chemie Ag Method for producing a shell catalyst and corresponding shell catalyst
US20100217052A1 (en) * 2007-05-31 2010-08-26 Sud-Chemie Ag Catalyst For The Selective Hydrogenation Of Acetylenic Hydrocarbons And Method For Producing Said Catalyst
US10150099B2 (en) 2007-05-31 2018-12-11 Alfred Hagemeyer Zirconium oxide-doped catalyst support, method for producing the same and catalyst containing a zirconium oxide-doped catalyst support
US9617187B2 (en) 2008-11-30 2017-04-11 Sud-Chemie Ag Catalyst support, process for its preparation and use
CN101929971B (zh) * 2009-12-04 2012-07-18 北京化工大学 一种硫酸生产用钒催化剂活性评价的方法
WO2015191212A1 (en) 2014-06-09 2015-12-17 Chemetics Inc. Single contact, single absorption system for producing sulfuric acid with high conversion efficiency
US9994451B2 (en) 2014-06-09 2018-06-12 Chemetics Inc. Single contact, single absorption system for producing sulfuric acid with high conversion efficiency
US10556795B2 (en) 2014-06-09 2020-02-11 Chemetics Inc. Single contact, single absorption system for producing sulfuric acid with high conversion efficiency

Also Published As

Publication number Publication date
CA2043539A1 (en) 1991-12-01
GB9225043D0 (en) 1993-02-10
WO1991018832A1 (en) 1991-12-12
JPH05508806A (ja) 1993-12-09
JP3502878B2 (ja) 2004-03-02
GB2263650A (en) 1993-08-04
DE4191172T (de) 1993-04-01
GB2263650B (en) 1995-01-11
CA2043539C (en) 1997-03-04

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Effective date: 19901116

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Free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNORS:SOULARD, ROGER R.;WHITCOMB, EUGENE R.;REEL/FRAME:005530/0509

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